We investigate experimentally whether higher trust leads to increased performance by relying on simple trust games. Our results show that trust and performance are positively related but not as strongly as suggested in the investment game. As a side result, we observe that the rewards of the...

[paper in French] Recent surveys report the increasing number of muddy flows and point out the fact that agricultural practices (among others) play an important role in their occurrence. We propose to use an ambient tax/subsidy instrument to induce farmers to adopt better practices. The...

Individual preferences must be evaluated to take into account the citizens’ interests for public decisions. Usually, economists assess individual preferences through market decisions. But more often, public decisions impact goods without market prices. Without a market to refer to, evaluating...